Magnitogorsk Iron and Steel Works (MMK) has achieved a new record indicator for the resilience of the refractory lining of the main arch of the two-hearth furnace (THF) at the electric steel smelting shop. Refractories, which face the internal surface of a furnace, withstood 1,321 melts.

The previous highest indicator (1,265 melts) was set just three months ago. An increase in the numbers of ...

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